// part1:C15:15.27:Disc_quote.h
#ifndef DISC_QUOTE_H__
#define DISC_QUOTE_H__
#include "Quote.h" 
class Disc_quote : public Quote
{
public:
    Disc_quote(const string &book = "", double sales_price = 0.0, size_t qty = 0, double disc = 0.0):
  Quote(book, sales_price), quantity(qty), discount(disc){}
    double net_price(size_t cnt) const = 0;
protected:
    size_t quantity;
    double discount;
};
#endif
